Blake, C. Carter, 324. Blakeslee, Albert F., 17, 21, 22, 23. Blanford, Wm. Thomas, 95. Boule, Marcellin, 332. Bouvier, E. L., 239, 260, 261, 265. Bouyssonie, A. J. & P., 330. Boveri, Th., 139. Branco, W., 344. Breuil, Abbé Henri, 290, 342. Brown, Barnum, 270, 310. Bryan, Wm. Jennings, 1, 343. Buffon, C. L., 305. Bühler, Karl, 218, 220. Bumüller, J., 273, 274. Burroughs, John, 244. Burton-Opitz, Russel, 299. Calkins, Gary N., 39, 40, 161. Campbell, Marius Robinson, 107 note Carazzi, D., 304. Castle, W. E., 43. Caullery, Maurice, 12, 28, 29, 277. Chamberlain, T. C., 125. Chetverikov, S. S., 115, 116. Chiesa, Luigi, 210. Clausen, Roy Elwood, 26. Clemont, 324. Clifford, Wm. Kingdon, 237. Cohn, Ferd. Jul., 182. Coleman, Arthur P., 113, 114, 115. Comte, (Isidore) Auguste, 225, 226. Conklin, E. G., 270. Copernicus, Nicholas, XII, XIII. Coulter, John Merle, 24. Creighton, J. E., 238. Croll, James, 290. Crookes, Sir Wm., 183. Cuvier, Georges, 67, 72, 76, 90, 91, 102. Dana, James Dwight, 111, 114, 117, 270. Darwin, Charles, 9, 10, 11, 12, 16, 24, 30, 32, 65, 68, 75, 81, 152, 191, 194, 236, 238, 245, 246, 269, 277, 286, 287, 288, 290, 295, 296, 297, 298, 302, 305, 307, 338, 349, 352, 353, 360. Da Vinci, Leonardo, 257. Davis, Bradley Moore, 25, 26, 27, 28. Davis, J. Barnard, 324. Dawson, Sir John William, 345. Dawson, Charles, 320. Deaver, J. B., 295. De Chardin, Teilhard, 320. De Geer, Gerard, 289. Delage, Yves, 127, 150, 151. De Mattos, Alexander Teixeira, 247 note. De Puydt, Marcel, 326. Descartes, René, 172, 197, 198, 202, 231, 249. De Vires, Hugo, 16, 17, 20. Dewey, John, 350. Dorlodot, Canon Henri de, XII, 31, 34, 47, 70, 74. Dreisch, Hans, 12, 70, 172, 174, 190, 202, 244, 252. Dubois, Eugène, 313, 314, 316, 318. Du Bois-Reymond, Emil, 11, 268, 277, 352. Dumas, Jean Baptiste, 135. Duponceau, Pierre Étienne, 338. Dupont, André Hubert, 326. Dwight, Thomas, 36, 51, 59, 274, 275, 278, 285, 303, 304, 309, 319, 320, 328, 336, 337. Ecclesiastes, 192. Ehrlich, Paul, 57. Eimer, Th., 7. Eliot, Charles W., 358. Evans, Sir Arthur, 339. Ezekiel, 89. Fabre, J. H., 240, 247 note, 249, 251, 252, 254, 258, 260, 263, 264, 265, 266. Fechner, Gustav Theodor, 149. Fenton, Henry John H., 146. Fischer, Emil, 145. Fleischmann, Albert, 12. Flemming, W., 137. Fontaine, T., 208. Fraipont, Julien, 327. Fuhlrott, C., 323. Galiani, 11. Galilei, Galileo, XII, XIII. Garbowski, Thad., 284. Gaskell, Walter Holbrook, 293, 294. Gatenby, J. B., 140. Geikie, Sir Archibald, 96, 97, 107 note. Gerard, John, S.J., 82. Goodrich, Edwin S., 15, 62.